Displacement, Speed, and Velocity Flashcard

Front

A runner races in the 100 meter dash. It takes her 10 seconds to finish. What is her average speed?

Back

10 m/s

Front

Velocity is speed with __________________________.

Back

direction

Front

A ping-pong ball rolls forward 6 meters, and bounces backward 3 meters. What was its displacement (distance from the origin)?

Back

3 meters

Front

A vehicle travels 2345 m in 315 s. What is its speed?

Back

7.44 m/s

Front

A runner runs 2 laps around a track with a circumference of 400 m. What is their total displacement?

Back

0

Front

A girl is pedaling her bicycle at a speed of 0.10 km/min. How far will she travel in two hours?

Back

12 km

Front

The students are arguing over the differences between speed and velocity. One student says, “Speed is a vector because it describes how fast an object traveling. Velocity is a scalar because it tells how fast and what direction an object is traveling.” Which of the following statements is correct?

Back

The students’ understanding of speed and velocity is correct but their understanding of scalar and vector is incorrect.

Front

The vector that results from adding a South and East vector points

Back

SE

Front

A deer running 15 meters per second due west.

Back

Vector

Front

Find the distance Sara walks from A to B, B to C then C to D?

Back

11m